{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell type", "cell line", "RNA", "protein", "DNA"], "input": "PMA was also found to increase the AP-1 enhancer activity, whereas elevation of Ca2+ or cAMP had only minor effects."}
{"cell type": [], "cell line": [], "RNA": [], "protein": [], "DNA": []}